Semiconductor Quantum Dot Absorption Peak Calculator
Extract actual quantum-dot absorption spectral peak/ties and energy→wavelength conversion, distinct from existing CdSe empirical size inversion or photoluminescence peak.
Description
An absorption spectral peak can be located directly in a measured quantum-dot spectrum.
An absorption spectral peak can be located directly in a measured quantum-dot spectrum.1
Retaining tied energy positions avoids forcing one peak when sampled maxima are equal.
When to use Semiconductor Quantum Dot Absorption Peak Calculator
Use this tool when you need to reproduce the stated calculation from measured records or independently selected model inputs. Prepare measured device or specimen records under independently matched branch, temperature, frame, and unit conventions.
How to use Semiconductor Quantum Dot Absorption Peak Calculator and understand its results
- Prepare measured device or specimen records under independently matched branch, temperature, frame, and unit conventions.
- Enter observedDotAbsorptionEnergyEv, observedDotAbsorptionStrength, callerExcitationWavelengthEvNm, following the field table and rules below, then run the tool.
- Read observedAbsorptionPeakEnergiesEv, observedAbsorptionPeakWavelengthNm. Use the output meanings below to interpret units, signs, flags, and any nested result fields.
- Correct reported input issues and run again. For a successful result, check the stated evidence coverage and assumptions before using it in your review.
| Input field | Meaning | Value type | Requirement |
|---|---|---|---|
| observedDotAbsorptionEnergyEv | Observed dot absorption energy ev | list of number | Required |
| observedDotAbsorptionStrength | Observed dot absorption strength | list of number | Required |
| callerExcitationWavelengthEvNm | Caller excitation wavelength ev nm | number | Required |
Use nonempty strictly increasing positive energies in electronvolts with aligned nonnegative absorption strengths and a positive energy–wavelength constant in electronvolt-nanometres. Return all positions at maximum sampled strength and constant divided by each energy for wavelength. No dot-size inversion is performed.
peakEnergies={E_i:strength_i=max(strength)}; wavelength_j=constant/peakEnergy_j Symbols follow the input and output meanings and the calculation rules above.
| Output field | Meaning | Value type |
|---|---|---|
| observedAbsorptionPeakEnergiesEv | Observed absorption peak energies ev | list of number |
| observedAbsorptionPeakWavelengthNm | Observed absorption peak wavelength nm | list of number |
{
"input": {
"observedDotAbsorptionEnergyEv": [
1,
2,
3
],
"observedDotAbsorptionStrength": [
1,
4,
2
],
"callerExcitationWavelengthEvNm": 1240
},
"output": {
"observedAbsorptionPeakEnergiesEv": [
2
],
"observedAbsorptionPeakWavelengthNm": [
620
]
}
}Limitations and assumptions
Matched measurement branch, material state, calibration, and conventions must be independently established. Results do not certify device performance or operating conditions.
Missing required fields, unknown fields, wrong types, and violated calculation rules are input issues. Numeric values must be finite; nonfinite results are rejected. Evidence arrays must be dense, with no missing cells. Numeric observation lists allow at most 10,000 entries, subject to any smaller bounds stated above.
Alternative or Complementary methods
For a related review, use Semiconductor Quantum Dot Size Distribution Calculator: A quantum-dot size distribution can be weighted by represented dot counts. Its population standard deviation and coefficient of variation describe number-weighted spread rather than volume-weighted spread. For a complementary step, use Semiconductor Wse2 Exciton Energy Calculator: An optical exciton transition is modeled here by subtracting a matched binding energy from a quasiparticle gap. Comparing with an observed WSe₂ peak preserves the signed spectral mismatch.
References
Similar or alternative tools
- Semiconductor Quantum Dot Size Distribution Calculator
A quantum-dot size distribution can be weighted by represented dot counts. Its population standard deviation and coefficient of variation describe number-weighted spread rather than volume-weighted spread.
- Semiconductor Wse2 Exciton Energy Calculator
An optical exciton transition is modeled here by subtracting a matched binding energy from a quasiparticle gap. Comparing with an observed WSe₂ peak preserves the signed spectral mismatch.